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send datagram from SAM

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orignal 2014-10-23 21:14:17 -04:00
parent 336fa8eed7
commit 47fb6f6e04
3 changed files with 42 additions and 2 deletions
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3
Datagram.cpp
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@ -39,13 +39,14 @@ namespace datagram
std::vector<i2p::tunnel::TunnelMessageBlock> msgs; std::vector<i2p::tunnel::TunnelMessageBlock> msgs;
uint32_t i = i2p::context.GetRandomNumberGenerator ().GenerateWord32 (0, leases.size () - 1); uint32_t i = i2p::context.GetRandomNumberGenerator ().GenerateWord32 (0, leases.size () - 1);
auto msg = m_Owner.WrapMessage (remote, CreateDataMessage (m_OutgoingBuffer, len + m_HeaderLen)); auto msg = m_Owner.WrapMessage (remote, CreateDataMessage (m_OutgoingBuffer, len + m_HeaderLen), true);
msgs.push_back (i2p::tunnel::TunnelMessageBlock msgs.push_back (i2p::tunnel::TunnelMessageBlock
{ {
i2p::tunnel::eDeliveryTypeTunnel, i2p::tunnel::eDeliveryTypeTunnel,
leases[i].tunnelGateway, leases[i].tunnelID, leases[i].tunnelGateway, leases[i].tunnelID,
msg msg
}); });
m_Owner.SendTunnelDataMsgs (msgs);
} }
else else
LogPrint ("Failed to send datagram. All leases expired"); LogPrint ("Failed to send datagram. All leases expired");

39
SAM.cpp
View file

@ -677,6 +677,45 @@ namespace client
{ {
if (!ecode) if (!ecode)
{ {
m_DatagramReceiveBuffer[bytes_transferred] = 0;
char * eol = strchr ((char *)m_DatagramReceiveBuffer, '\n');
*eol = 0; eol++;
size_t payloadLen = bytes_transferred - ((uint8_t *)eol - m_DatagramReceiveBuffer);
LogPrint ("SAM datagram received ", m_DatagramReceiveBuffer," size=", payloadLen);
char * sessionID = strchr ((char *)m_DatagramReceiveBuffer, ' ');
if (sessionID)
{
sessionID++;
char * destination = strchr (sessionID, ' ');
if (destination)
{
*destination = 0; destination++;
auto session = FindSession (sessionID);
if (session)
{
uint8_t ident[1024];
size_t l = i2p::data::Base64ToByteStream (destination, strlen(destination), ident, 1024);
i2p::data::IdentityEx dest;
dest.FromBuffer (ident, l);
auto leaseSet = i2p::data::netdb.FindLeaseSet (dest.GetIdentHash ());
if (leaseSet)
session->localDestination->GetDatagramDestination ()->
SendDatagramTo ((uint8_t *)eol, payloadLen, *leaseSet);
else
{
LogPrint ("SAM datagram destination not found");
i2p::data::netdb.RequestDestination (dest.GetIdentHash (), true,
session->localDestination->GetTunnelPool ());
}
}
else
LogPrint ("Session ", sessionID, " not found");
}
else
LogPrint ("Missing destination key");
}
else
LogPrint ("Missing sessionID");
ReceiveDatagram (); ReceiveDatagram ();
} }
else else

2
SAM.h
View file

@ -159,7 +159,7 @@ namespace client
SAMSocket * m_NewSocket; SAMSocket * m_NewSocket;
std::mutex m_SessionsMutex; std::mutex m_SessionsMutex;
std::map<std::string, SAMSession> m_Sessions; std::map<std::string, SAMSession> m_Sessions;
uint8_t m_DatagramReceiveBuffer[i2p::datagram::MAX_DATAGRAM_SIZE]; uint8_t m_DatagramReceiveBuffer[i2p::datagram::MAX_DATAGRAM_SIZE+1];
}; };
} }
} }